Hammond, Allen L.
Which world ? scenarios for the 21st Century : global destinies, regional choices
Earthscan Publications, 1998
 Buku Teks
Gardiner, Gareth S.
21st century manager: meeting the challenges opportunities of the new corporate age
Peterso's, 1996
 Buku Teks
Hirst, Paul
War and power in the 21st century: perang dan kekuatan di abad ke-21: konflik militer, negara dan sistem internasional
Murai Kencana, 2004
 Buku Teks
2010 (e cheon Sib) Daehan min guk trendu
LG Kyong Je Yeongu Won
Han guk kyung je sin mun han gyung BP, 2006
 Buku Teks
Asia in the 21st century: emerging thoughts & philosophy of an Asian century / edited by Abdul Razak Abdullah Baginda
Pelanduk Publications, 1996
 Buku Teks